equilibrium

noun equilibrium

• symmetry — the correspondence in size, form, and arrangement of parts on opposite sides of a plane, line, or point; regularity of form or arrangement in terms of like, reciprocal, or corresponding parts.
• break even — to attain a level of activity, as in commerce, or a point of operation, as in gambling, at which there is neither profit nor loss
• steadiness — firmly placed or fixed; stable in position or equilibrium: a steady ladder.
• balance — If you balance something somewhere, or if it balances there, it remains steady and does not fall.
• stability — the state or quality of being stable.